Share
Explore BrainMass

Explore BrainMass

What are the z-values for CI at 90%, 95%, 99%?

Solution This solution is FREE courtesy of BrainMass!

The z-values for CI at

(1) 90%

-1.645, +1.645

(2) 95%

-1.96, +1.96

(3) 99%

-2.576, +2.576